据新华社电包括纽约、洛杉矶、华盛顿、芝加哥等主要城市在内的美国多地18日举行示威游行，反对暴 力打击移民、强行派遣国民警卫队进入美国城市、加征关税等多项特朗普政府执行的政策。组织者称， 参加抗议者多达数百万人。 在纽约，超过10万人参加了当天的示威游行，其中包括美国国会参议院民主党领袖查克·舒默。当地时 间11时许，大批人群陆续向曼哈顿时报广场集结，许多人手举写有"美国移民与海关执法局离开街 头""宪法不是可有可无"等字样的旗帜和横幅，高呼"没有法治就没有和平"等口号，游行队伍随后向曼 哈顿下城缓慢行进。纽约市警察局说，和平示威游行队伍当天下午大部分已解散，警方未逮捕任何与抗 议活动有关的人员。 6月14日，美国各地爆发约2000场示威游行，抗议活动以"不要国王"为名，反对特朗普政府移民、卫 生、教育、立法等方面政策，共计数百万人参加。 曼哈顿居民戴维·卡波尼亚对记者说，美国农产品卖不出去，农民快破产了，物价也飞涨，数十亿本来 用于医疗补助和联邦医疗保险的款项被挪作他用……一切都太糟糕了。 （文章来源：期货日报网） 在加利福尼亚州圣迭戈，数千人在市政厅前举行示威集会，之后沿警方划定路线游行至海边，一路上不 断 ...

Core Viewpoint - Large-scale protests occurred across multiple major cities in the U.S. on October 18, opposing various policies of the Trump administration, including immigration enforcement and tariffs, with organizers claiming participation of millions [1][2]. Group 1: Protest Details - Protests took place in cities like New York, Los Angeles, Washington, and Chicago, with over 100,000 participants in New York alone, including prominent political figures [1]. - In San Diego, approximately 25,000 protesters gathered at the beach, voicing opposition to government policies on immigration, health, education, and trade [2]. - The protests were characterized as peaceful, with no arrests reported by the New York Police Department [1]. Group 2: Public Sentiment and Criticism - Protesters expressed concerns over the economic impact of government policies, highlighting issues such as rising prices and agricultural struggles [1]. - The protests were seen as a continuation of earlier demonstrations, with references to the "Don't Tread on Me" movement from June 14, which involved around 2,000 protests nationwide [2]. - Republican leaders criticized the protests, labeling them as gatherings that promote anti-American sentiments [2].

Group 1 - The core event is a grand military parade in Washington, D.C. to celebrate President Trump's 79th birthday, which he hopes will be a "memorable and unprecedented celebration" [1][2] - This parade marks the first military parade in the U.S. in 34 years, commemorating the 250th anniversary of the U.S. Army, with planning that began two years prior [3][6] - The parade will feature approximately 7,000 soldiers, 150 military vehicles, and over 50 aircraft, showcasing historical military uniforms and equipment from various wars [4][6] Group 2 - Concurrently, there is a significant wave of protests across the U.S., with over 1,800 anticipated protests on the same day, reflecting deepening national divisions [7][8] - Political tensions are evident, with only 7 out of 50 Republican Congress members indicating they will attend the parade, highlighting internal party divisions [8] - President Trump has issued a strong warning against protesters, indicating a readiness to use "very strong force" against any disruptions during the event [8][9]